A newly described dinosaur that appears to have persisted beyond a catastrophic die-off is forcing scientists to rethink how ...

A dark, carbon-rich layer of soil stretches across parts of North America like a bruise in the geologic record, a “black scar ...

Artificial intelligence is quickly moving from lab curiosity to everyday necessity. By managing the crowded skies above, protecting airline passengers, and welcoming more people into the wonders of ...